Question

$\frac{w}{83}$
+5 = 20​

Answer 1

$\LARGE{ \underline{\underline{ \pink{ \bf{Required \: answer:}}}}}$

$\frac{w}{83} + 5 = 20 \\ \\ \to \: \frac{w + 415 }{83} = 20 \\ \\ \bold{ \: cross \: multiply} \\ \\ \to \: w + 415 = 83 \times 20 \\\to \: w = 1660 - 415 = 1245$